64022056 has 32 divisors (see below), whose sum is σ = 137580480. Its totient is φ = 27360000.

The previous prime is 64022029. The next prime is 64022069. The reversal of 64022056 is 65022046.

It is a self number, because there is not a number n which added to its sum of digits gives 64022056.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21031 + ... + 23881.

It is an arithmetic number, because the mean of its divisors is an integer number (4299390).

Almost surely, 2^64022056 is an apocalyptic number.

It is an amenable number.

64022056 is an abundant number, since it is smaller than the sum of its proper divisors (73558424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64022056 is a wasteful number, since it uses less digits than its factorization.

64022056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265 (or 3261 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 64022056 is about 8001.3783812541. The cubic root of 64022056 is about 400.0459447225.

The spelling of 64022056 in words is "sixty-four million, twenty-two thousand, fifty-six".